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Finding the Fourth Proportional to 437,270.76, 655,467.66 and 152,740.44

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Solution

The fourth proportional to 437,270.76, 655,467.66 and 152,740.44 is: 228,957.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,270.76 : 655,467.66 = 152,740.44 : x
  2. Step 2: Convert to fraction form
    437,270.76/655,467.66 = 152,740.44/x
  3. Step 3: Cross multiply
    437,270.76x = 655,467.66 × 152,740.44
  4. Step 4: Simplify right side
    437,270.76x = 100,116,418,794.17
  5. Step 5: Solve for x
    x = 100,116,418,794.17/437,270.76
  6. Step 6: Final answer
    x = 228,957.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.